Analysis

  • max time kernel
    298s
  • max time network
    299s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 02:20

General

  • Target

    ISetup2.exe

  • Size

    384KB

  • MD5

    58abc76e3bf16ebe939c3fb841129b5b

  • SHA1

    8860684923c2d64551ca6175ea63e34e11e89599

  • SHA256

    8773907e6db3869856293c19c8fbee567854ca17e8c4dd580ee8a05fe3f1b0a7

  • SHA512

    ab3964c57c1ce0b4db2da147b40f0c058b65848c4fe21a7fc4f6fa026378d7b0861005a4111a9ea469245b0ff75d31c3db3550204951783637a77e2c559a4aef

  • SSDEEP

    6144:ujfcaXBXkd86TbOMLd1KsPTNqG5Tcq9kdilO1SnO3IExP:87XN6T9RpRAq3O1SnQ3P

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Signatures

  • Detect ZGRat V1 3 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ISetup2.exe
    "C:\Users\Admin\AppData\Local\Temp\ISetup2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:876
    • C:\Users\Admin\AppData\Local\Temp\uoc.0.exe
      "C:\Users\Admin\AppData\Local\Temp\uoc.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:2372
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 2348
        3⤵
        • Program crash
        PID:4456
    • C:\Users\Admin\AppData\Local\Temp\uoc.1.exe
      "C:\Users\Admin\AppData\Local\Temp\uoc.1.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3792
      • C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
        "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4644
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2372 -ip 2372
    1⤵
      PID:4196

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\Are.docx

      Filesize

      11KB

      MD5

      a33e5b189842c5867f46566bdbf7a095

      SHA1

      e1c06359f6a76da90d19e8fd95e79c832edb3196

      SHA256

      5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

      SHA512

      f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

    • C:\ProgramData\mozglue.dll

      Filesize

      593KB

      MD5

      c8fd9be83bc728cc04beffafc2907fe9

      SHA1

      95ab9f701e0024cedfbd312bcfe4e726744c4f2e

      SHA256

      ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

      SHA512

      fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

    • C:\ProgramData\nss3.dll

      Filesize

      2.0MB

      MD5

      1cc453cdf74f31e4d913ff9c10acdde2

      SHA1

      6e85eae544d6e965f15fa5c39700fa7202f3aafe

      SHA256

      ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

      SHA512

      dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

    • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

      Filesize

      2KB

      MD5

      9fbb00b97834ae52b3faa9f104956ae8

      SHA1

      28023e0616098c13c86239d64dc19f12ab83eaab

      SHA256

      678e30a8388d152adf375b5935d2eb7e5e4f814681e4fb106003b0edcf638e07

      SHA512

      1f3cbd6bf9b3db054c51e79b8123276793edd49634ed9889a1f25c1be063c9e4927d620217f34458e91ad1dec830b7d2f5f210f7db5cb51dcdf3efb2e5aab42b

    • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

      Filesize

      3KB

      MD5

      04247ab09c6d2e4a6e3fe94c0c180979

      SHA1

      7b4f57ca9aaa28e9c6dbf171482c43d3c3a77468

      SHA256

      99ede6a809f165b66e524e44aeacd53bb8a6c3facfafc6425f21a6ece1a39db5

      SHA512

      2b193ecb24e14e33fafe27afb660fe63a8b63175ff9ecbbd0d8fbad1df2a422ab3ce00d35142f7ab5fd48008c3e49cebd153248ca8b6161055d4e224e3b31efb

    • C:\Users\Admin\AppData\Local\Temp\uoc.0.exe

      Filesize

      206KB

      MD5

      a33065159222d4c22e581ea419285701

      SHA1

      6297d390c9d8c3b8c3340d8d38d46c1bbf32d354

      SHA256

      ddf2f47cbc0db66b326be096b46854a6ab59a2504688077bba0bbb42c4470ae2

      SHA512

      2860dab79524b7db3f0b7771b8d402905a8096653d1c83e49e3827bb7cd739104848b691be16fbd898b81bfd4fcdd827fc4c8f72da6e91d565f02e59f5725f79

    • C:\Users\Admin\AppData\Local\Temp\uoc.1.exe

      Filesize

      4.6MB

      MD5

      397926927bca55be4a77839b1c44de6e

      SHA1

      e10f3434ef3021c399dbba047832f02b3c898dbd

      SHA256

      4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

      SHA512

      cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

    • memory/876-50-0x0000000000400000-0x0000000002B1E000-memory.dmp

      Filesize

      39.1MB

    • memory/876-16-0x0000000000400000-0x0000000002B1E000-memory.dmp

      Filesize

      39.1MB

    • memory/876-90-0x0000000002DC0000-0x0000000002E2C000-memory.dmp

      Filesize

      432KB

    • memory/876-95-0x0000000002E40000-0x0000000002F40000-memory.dmp

      Filesize

      1024KB

    • memory/876-98-0x0000000000400000-0x000000000046F000-memory.dmp

      Filesize

      444KB

    • memory/876-1-0x0000000002E40000-0x0000000002F40000-memory.dmp

      Filesize

      1024KB

    • memory/876-2-0x0000000002DC0000-0x0000000002E2C000-memory.dmp

      Filesize

      432KB

    • memory/876-3-0x0000000000400000-0x000000000046F000-memory.dmp

      Filesize

      444KB

    • memory/2372-103-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB

    • memory/2372-101-0x0000000000400000-0x0000000002AF1000-memory.dmp

      Filesize

      38.9MB

    • memory/2372-177-0x0000000000400000-0x0000000002AF1000-memory.dmp

      Filesize

      38.9MB

    • memory/3792-63-0x0000000000400000-0x00000000008AD000-memory.dmp

      Filesize

      4.7MB

    • memory/3792-60-0x0000000000400000-0x00000000008AD000-memory.dmp

      Filesize

      4.7MB

    • memory/4644-75-0x000002DE588A0000-0x000002DE588AA000-memory.dmp

      Filesize

      40KB

    • memory/4644-88-0x000002DE5E850000-0x000002DE5ED78000-memory.dmp

      Filesize

      5.2MB

    • memory/4644-73-0x000002DE58CF0000-0x000002DE58D1A000-memory.dmp

      Filesize

      168KB

    • memory/4644-79-0x000002DE58DF0000-0x000002DE590F0000-memory.dmp

      Filesize

      3.0MB

    • memory/4644-81-0x000002DE5D7F0000-0x000002DE5D7F8000-memory.dmp

      Filesize

      32KB

    • memory/4644-82-0x000002DE5CD30000-0x000002DE5CD68000-memory.dmp

      Filesize

      224KB

    • memory/4644-83-0x000002DE5CD00000-0x000002DE5CD0E000-memory.dmp

      Filesize

      56KB

    • memory/4644-84-0x000002DE5CD20000-0x000002DE5CD28000-memory.dmp

      Filesize

      32KB

    • memory/4644-85-0x000002DE5E2A0000-0x000002DE5E2AA000-memory.dmp

      Filesize

      40KB

    • memory/4644-87-0x000002DE5E020000-0x000002DE5E042000-memory.dmp

      Filesize

      136KB

    • memory/4644-86-0x000002DE5E2C0000-0x000002DE5E322000-memory.dmp

      Filesize

      392KB

    • memory/4644-74-0x000002DE58DC0000-0x000002DE58DE2000-memory.dmp

      Filesize

      136KB

    • memory/4644-72-0x000002DE58D40000-0x000002DE58D90000-memory.dmp

      Filesize

      320KB

    • memory/4644-93-0x000002DE5E040000-0x000002DE5E04C000-memory.dmp

      Filesize

      48KB

    • memory/4644-94-0x000002DE5E120000-0x000002DE5E196000-memory.dmp

      Filesize

      472KB

    • memory/4644-71-0x000002DE588E0000-0x000002DE58992000-memory.dmp

      Filesize

      712KB

    • memory/4644-96-0x000002DE59110000-0x000002DE5912E000-memory.dmp

      Filesize

      120KB

    • memory/4644-70-0x000002DE58770000-0x000002DE5877A000-memory.dmp

      Filesize

      40KB

    • memory/4644-69-0x000002DE3FE40000-0x000002DE3FE64000-memory.dmp

      Filesize

      144KB

    • memory/4644-68-0x000002DE3FE20000-0x000002DE3FE34000-memory.dmp

      Filesize

      80KB

    • memory/4644-65-0x000002DE58AA0000-0x000002DE58BAA000-memory.dmp

      Filesize

      1.0MB

    • memory/4644-67-0x000002DE3FE30000-0x000002DE3FE3C000-memory.dmp

      Filesize

      48KB

    • memory/4644-66-0x000002DE3FE10000-0x000002DE3FE20000-memory.dmp

      Filesize

      64KB

    • memory/4644-64-0x000002DE3A960000-0x000002DE3E194000-memory.dmp

      Filesize

      56.2MB